Update app.py

app.py

@@ -162,7 +162,7 @@ def cross_encode():
     
     global cross_encoder
     #The bi-encoder will retrieve 100 documents. We use a cross-encoder, to re-rank the results list to improve the quality
-    cross_encoder = CrossEncoder('cross-encoder/ms-marco-MiniLM-L-12-v2')
+    cross_encoder = CrossEncoder('BAAI/bge-reranker-base')
     return cross_encoder
     
 @st.experimental_memo(suppress_st_warning=True)